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202 lines
7.6 KiB
Python
202 lines
7.6 KiB
Python
# -*- Mode: Python -*-
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# vi:si:et:sw=4:sts=4:ts=4
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#
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# gst-python - Python bindings for GStreamer
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# Copyright (C) 2005 Thomas Vander Stichele
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import sys
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from common import gobject, gst, unittest, TestCase
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import gc
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class NewTest(TestCase):
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def testEOS(self):
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gst.info("creating new bin")
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b = gst.Bin()
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gst.info("creating new EOS message from that bin")
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m = gst.message_new_eos(b)
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gst.info("got message : %s" % m)
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def message_application_cb(self, bus, message):
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gst.info("got application message")
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self.got_message = True
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self.loop.quit()
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def testApplication(self):
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self.loop = gobject.MainLoop()
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gst.info("creating new pipeline")
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bin = gst.Pipeline()
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bus = bin.get_bus()
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bus.add_signal_watch()
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self.got_message = False
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bus.connect('message::application', self.message_application_cb)
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struc = gst.Structure("foo")
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msg = gst.message_new_application(bin, struc)
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# the bus is flushing in NULL, so we need to set the pipeline to READY
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bin.set_state(gst.STATE_READY)
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bus.post(msg)
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self.loop.run()
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bus.remove_signal_watch()
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bin.set_state(gst.STATE_NULL)
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self.failUnless(self.got_message == True)
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self.gccollect()
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class TestCreateMessages(TestCase):
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def setUp(self):
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TestCase.setUp(self)
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self.element = gst.Bin()
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def tearDown(self):
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del self.element
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def testCustomMessage(self):
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# create two custom messages using the same structure
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s = gst.Structure("something")
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assert s != None
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e1 = gst.message_new_custom(gst.MESSAGE_APPLICATION, self.element, s)
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assert e1
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e2 = gst.message_new_custom(gst.MESSAGE_APPLICATION, self.element, s)
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assert e2
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# make sure the two structures are equal
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self.assertEquals(e1.structure.to_string(),
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e2.structure.to_string())
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def testTagMessage(self):
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# Create a taglist
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t = gst.TagList()
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t['something'] = "else"
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t['another'] = 42
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# Create two messages using that same taglist
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m1 = gst.message_new_tag(self.element, t)
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assert m1
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m2 = gst.message_new_tag(self.element, t)
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assert m2
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# make sure the two messages have the same taglist
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t1 = m1.parse_tag()
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assert t1
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keys = t1.keys()
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keys.sort()
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self.assertEquals(keys, ['another', 'something'])
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self.assertEquals(t1['something'], "else")
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self.assertEquals(t1['another'], 42)
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t2 = m2.parse_tag()
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assert t2
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keys = t2.keys()
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keys.sort()
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self.assertEquals(keys, ['another', 'something'])
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self.assertEquals(t2['something'], "else")
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self.assertEquals(t2['another'], 42)
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def testTagFullMessage(self):
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if hasattr(gst.Message, 'parse_tag_full'):
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p = gst.Pad("blahblah", gst.PAD_SRC)
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# Create a taglist
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t = gst.TagList()
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t['something'] = "else"
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t['another'] = 42
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# Create two messages using that same taglist
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m1 = gst.message_new_tag_full(self.element, p, t)
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assert m1
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m2 = gst.message_new_tag_full(self.element, p, t)
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assert m2
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# make sure the two messages have the same taglist
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p1, t1 = m1.parse_tag_full()
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assert t1
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keys = t1.keys()
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keys.sort()
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self.assertEquals(p1, p)
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self.assertEquals(keys, ['another', 'something'])
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self.assertEquals(t1['something'], "else")
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self.assertEquals(t1['another'], 42)
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p2, t2 = m2.parse_tag_full()
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assert t2
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keys = t2.keys()
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keys.sort()
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self.assertEquals(p2, p)
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self.assertEquals(keys, ['another', 'something'])
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self.assertEquals(t2['something'], "else")
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self.assertEquals(t2['another'], 42)
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def testStepStartMessage(self):
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if hasattr(gst, 'message_new_step_start'):
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m = gst.message_new_step_start(self.element, True,
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gst.FORMAT_TIME, 42, 1.0,
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True, True)
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self.assertEquals(m.type, gst.MESSAGE_STEP_START)
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active, format, amount, rate, flush, intermediate = m.parse_step_start()
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self.assertEquals(active, True)
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self.assertEquals(format, gst.FORMAT_TIME)
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self.assertEquals(amount, 42)
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self.assertEquals(rate, 1.0)
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self.assertEquals(flush, True)
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self.assertEquals(intermediate, True)
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def testStepDoneMessage(self):
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if hasattr(gst, 'message_new_step_done'):
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m = gst.message_new_step_done(self.element, gst.FORMAT_TIME, 42,
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1.0, True, True, 54, True)
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self.assertEquals(m.type, gst.MESSAGE_STEP_DONE)
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fmt, am, rat, flu, inter, dur, eos = m.parse_step_done()
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self.assertEquals(fmt, gst.FORMAT_TIME)
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self.assertEquals(am, 42)
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self.assertEquals(rat, 1.0)
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self.assertEquals(flu, True)
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self.assertEquals(inter, True)
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self.assertEquals(dur, 54)
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self.assertEquals(eos, True)
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def testStructureChangeMessage(self):
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if hasattr(gst, 'message_new_structure_change'):
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p = gst.Pad("blah", gst.PAD_SINK)
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m = gst.message_new_structure_change(p,
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gst.STRUCTURE_CHANGE_TYPE_PAD_LINK,
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self.element, True)
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self.assertEquals(m.type, gst.MESSAGE_STRUCTURE_CHANGE)
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sct, owner, busy = m.parse_structure_change()
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self.assertEquals(sct, gst.STRUCTURE_CHANGE_TYPE_PAD_LINK)
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self.assertEquals(owner, self.element)
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self.assertEquals(busy, True)
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def testRequestStateMessage(self):
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if hasattr(gst, 'message_new_request_state'):
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m = gst.message_new_request_state(self.element, gst.STATE_NULL)
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self.assertEquals(m.type, gst.MESSAGE_REQUEST_STATE)
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self.assertEquals(m.parse_request_state(), gst.STATE_NULL)
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def testBufferingStatsMessage(self):
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if hasattr(gst.Message, 'set_buffering_stats'):
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gst.debug("Creating buffering message")
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m = gst.message_new_buffering(self.element, 50)
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gst.debug("Setting stats")
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m.set_buffering_stats(gst.BUFFERING_LIVE, 30, 1024, 123456)
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self.assertEquals(m.type, gst.MESSAGE_BUFFERING)
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mode, ain, aout, left = m.parse_buffering_stats()
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self.assertEquals(mode, gst.BUFFERING_LIVE)
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self.assertEquals(ain, 30)
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self.assertEquals(aout, 1024)
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self.assertEquals(left, 123456)
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if __name__ == "__main__":
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unittest.main()
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